Company lists · Data refreshed September 2026

Top 25 Communication system integrators based in Türkiye

Name: Communication system integrators based in Türkiye
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 247 companies tracked

RevenueBase identified 247 communication system integrators headquartered in Türkiye as of September 2026 and tracks 3,715 professional contacts across them, including 1,092 with verified work emails. Istanbul is the largest hub.

This list covers communication system integrators headquartered in Türkiye, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review

247Companies

3,715Contacts tracked

1,092Verified emails

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The 25 largest communication system integrators based in Türkiye

Ranked by team size

Top 25 of 247 communication system integrators based in Türkiye, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to communication system integrators: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Mikrolink	Strong evidence	İstanbul, TürkiyeHQ checked Sep 19, 2026	1,001-5,000	426 contacts →
	Strong evidence “Mikrolink is a global systems integrator offering integrated solutions in telecommunications, data center technologies, and information & communication technologies (ICT).” Source: RevenueBase Database · checked Sep 19, 2026
2	Teknoser	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 19, 2026	501-1,000	400 contacts →
	Indirect evidence “1998 yılında kurulan Teknoser, günümüzde bilgi ve iletişim teknolojileri pazarının önde gelen sistem entegrasyon ve saha hizmetleri firmasıdır.” Source: RevenueBase Database · checked Sep 19, 2026
3	Bilgi Birikim Sistemleri	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 19, 2026	201-500	271 contacts →
	Indirect evidence “1992 yılında, üniversite döneminden birbirlerini tanıyan 5 kurucu ortak tarafından kurulan Bilgi Birikim Sistemleri; bugün ülkemizin en önemli Bilgi Teknolojileri sistem…” Source: RevenueBase Database · checked Sep 19, 2026
4	Sekom A.S	Strong evidence	Ankara, TürkiyeHQ checked Sep 19, 2026	51-200	129 contacts →
	Strong evidence “Sekom, over 20 years of experience as a system integrator in the field of IT technologies is a market leader in networking, unified communications, service provider video systems…” Source: RevenueBase Database · checked Sep 19, 2026
5	Telekom Telekominikasyon DIS Tic.A.S	Strong evidence	İzmir, TürkiyeHQ checked Sep 19, 2026	11-50	121 contacts →
	Strong evidence “Our company is mainly a system integrator specialized in the fields of electronics, RF communications and security technologies.” Source: RevenueBase Database · checked Sep 19, 2026
6	IST Systems	Partial evidence	Istanbul, TürkiyeHQ checked Sep 19, 2026	201-500	84 contacts →
	Partial evidence “IST Systems, İstanbul Yeni Havalimanı için ICT altyapı, havacılık sistemleri tasarımı ve uygulanması amacıyla 2018 yılında kuruldu.” Source: RevenueBase Database · checked Sep 19, 2026
7	Ateksis	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 19, 2026	51-200	74 contacts →
	Indirect evidence “Since 1998, Ateksis has been providing technologies that combine innovation, quality and reliability.” Source: RevenueBase Database · checked Sep 19, 2026
8	TDM Teknoloji	Indirect evidence	Şişli, TürkiyeHQ checked Sep 19, 2026	51-200	73 contacts →
	Indirect evidence “Since our founding in 1997, we have worked to provide value to our customers by offering customized services with a focus on technology.” Source: RevenueBase Database · checked Sep 19, 2026
9	OSKON	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 19, 2026	51-200	63 contacts →
	Indirect evidence “Oskon müşterilerine otomasyon alanında kaliteli ve profesyonel çözümler sunmak amacı ile 2001 yılında kuruldu.” Source: RevenueBase Database · checked Sep 19, 2026
10	LDAP	Indirect evidence	İstanbul, TürkiyeHQ checked Sep 19, 2026	51-200	54 contacts →
	Indirect evidence “Ldap; Entegrasyon, telekomünikasyon ve bilişim sektörlerinde, projelendirme, satış, kurulum, bakım, eleman kiralama, profesyonel teknik destek, danışmanlık ve eğitim hizmetleri…” Source: RevenueBase Database · checked Sep 19, 2026
11	ACRO	Indirect evidence	İçerenköy, TürkiyeHQ checked Sep 19, 2026	51-200	52 contacts →
	Indirect evidence “Innovating Solutions” Source: RevenueBase Database · checked Sep 19, 2026
12	Leonardo Türkiye	Indirect evidence	Ankara, TürkiyeHQ checked Sep 19, 2026	51-200	50 contacts →
	Indirect evidence “Leonardo grubunun bir üyesi olan Leonardo Türkiye, acil durum, taktik ve stratejik haberleşme sistemleri, deniz haberleşme sistemleri, entegre güvenlik sistemleri, hava ve kara…” Source: RevenueBase Database · checked Sep 19, 2026
13	Teknotel Telekom	Indirect evidence	İstanbul, TürkiyeHQ checked Sep 19, 2026	11-50	50 contacts →
	Indirect evidence “TEKNOTEL was established in 1984 in order to realize and implement turnkey projects in the Telecommunication sector.” Source: RevenueBase Database · checked Sep 19, 2026
14	Port Mobile	Indirect evidence	İstanbul, TürkiyeHQ checked Sep 19, 2026	51-200	48 contacts →
	Indirect evidence “Port iş ve dış tic.” Source: RevenueBase Database · checked Sep 19, 2026
15	Fotech	Strong evidence	Istanbul, TürkiyeHQ checked Sep 19, 2026	11-50	41 contacts →
	Strong evidence “Fotech is a system integrator and distributor that offers end-to-end solutions in information and communication technologies, telecommunication, and ULV systems, since 1989.” Source: RevenueBase Database · checked Sep 19, 2026
16	Isnet Telekomunikasyon A.S	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 19, 2026	501-1,000	40 contacts →
	Indirect evidence “Bilgi ve iletişim teknolojileri alanında uçtan uca katma değerli çözümler sunmak amacıyla 1995 yılında kurulan İSNET, bu alanda yetişmiş sertifikalı uzman kadrosuyla sektörde…” Source: RevenueBase Database · checked Sep 19, 2026
17	AIR Telekomünikasyon Çözümleri	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 19, 2026	51-200	33 contacts →
	Indirect evidence “AIR Telekomünikasyon Çözümleri is a member of AIR Group, Headquartered in Chicago, IL, USA.” Source: RevenueBase Database · checked Sep 19, 2026
18	Securecomputing	Strong evidence	Istanbul, TürkiyeHQ checked Sep 19, 2026	11-50	33 contacts →
	Strong evidence “We are security system integrator company with 20+ years experience including technology development.” Source: RevenueBase Database · checked Sep 19, 2026
19	Novatel	Strong evidence	Oruçreis, TürkiyeHQ checked Sep 19, 2026	11-50	32 contacts →
	Strong evidence “Novatel is a leading system integrator operating in the fields of enterprise communication infrastructures, critical communication solutions and industrial digitalization with…” Source: RevenueBase Database · checked Sep 19, 2026
20	Delta Proses Automation Control & Electronic Systems	Indirect evidence	İzmir, TürkiyeHQ checked Sep 19, 2026	51-200	32 contacts →
	Indirect evidence “Established in 1995, Delta Proses sustains being a frontier player and solution partner of Turkish and Global Industry by continuously increasing its work potential.” Source: RevenueBase Database · checked Sep 19, 2026
21	Uskom Komunikasyon Sistemleri	Strong evidence	Ataşehir, TürkiyeHQ checked Sep 19, 2026	11-50	28 contacts →
	Strong evidence “Uskom has emerged from the merger of former Leopar and Usluel Communication System Groups with the aim of becoming a reference integrator / contracting company for engineering…” Source: RevenueBase Database · checked Sep 19, 2026
22	Merit İletişim Teknolojileri	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 19, 2026	51-200	28 contacts →
	Indirect evidence “Merit İletişim Teknolojileri Tic ve San.” Source: RevenueBase Database · checked Sep 19, 2026
23	Coretek Bilgi Teknolojileri	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 19, 2026	11-50	27 contacts →
	Indirect evidence “Coretek Bilgi Teknolojileri, müşterilerine yüksek teknoloji bileşenlerini kullanarak, konularında uzman kadrosu ile sektörde bilişim alanında ilerlemeyi hedefleyen kurumların…” Source: RevenueBase Database · checked Sep 19, 2026
24	Fides Teknoloji VE Güvenlik Sistemleri	Indirect evidence	Ankara, TürkiyeHQ checked Sep 19, 2026	51-200	27 contacts →
	Indirect evidence “Fides Teknoloji ve Güvenlik Sistemleri, Otomasyon, Elektronik Güvenlik ve Teknolojik Sistemler konularında faaliyet göstermeyi amaç edinerek 1994 yılında kurulmuştur.” Source: RevenueBase Database · checked Sep 19, 2026
25	Procom	Indirect evidence	İstanbul, TürkiyeHQ checked Sep 19, 2026	11-50	25 contacts →
	Indirect evidence “Procom Technology is founded in Istanbul, Turkey by professionals with their long-standing IT and telecommunication sector experience.” Source: RevenueBase Database · checked Sep 19, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: communication system integrators. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names communication system integrators.
Partial evidence: Its own public description names part of communication system integrators, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name communication system integrators. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 247 communication system integrators based in Türkiye

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Communication system integrators based in Türkiye at a glance

As of Sep 19, 2026

29.4%Verified-email coverage

15.0Average contacts per company

11-50Median size (employees)

38.5%Largest-city concentration · Istanbul

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

11-50

114

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured worldwide rather than for Türkiye, so it is reported there. Company counts and contact totals on this page are exact for Türkiye, over 247 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among communication system integrators, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in Türkiye whose own description of what they do matches “communication system integrators”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names communication system integrators), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among communication system integrators, and records with no verified work email. Companies headquartered outside Türkiye are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every listed company carries at least one verified work email, 1,092 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 19, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Communication system integrators by metro

Communication system integrators in Istanbul95
Communication system integrators in Ankara29

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names communication system integrators, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many communication system integrators are there based in Türkiye?

RevenueBase identified 247 communication system integrators headquartered in Türkiye as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Mikrolink, headquartered in Istanbul, tops this list with the largest team on record.

Which city has the most communication system integrators?

Istanbul leads with 95 headquartered companies, followed by Ankara (29) and Atasehir (12).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,092 verified decision-maker contacts tracked across these 247 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.